Granted Patent
Utility
US 5,830,192 · App. 08/762,123
Irrigation sleeve for phacoemulsification apparatus
Inventor:
David Curtis Van Voorhis
Patented Case
View Patent ↗
Granted: Nov 3, 1998
Filed: Dec 9, 1996
Inventor
David Curtis Van Voorhis
Assignee (at issue)
STAAR Surgical Company
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.